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1 | /** @file\r | |
2 | \r | |
3 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
4 | \r | |
5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
6 | \r | |
7 | **/\r | |
8 | \r | |
9 | #ifndef __EMBEDDED_EXTERNAL_DEVICE_H__\r | |
10 | #define __EMBEDDED_EXTERNAL_DEVICE_H__\r | |
11 | \r | |
12 | //\r | |
13 | // Protocol GUID\r | |
14 | //\r | |
15 | #define EMBEDDED_EXTERNAL_DEVICE_PROTOCOL_GUID { 0x735F8C64, 0xD696, 0x44D0, { 0xBD, 0xF2, 0x44, 0x7F, 0xD0, 0x5A, 0x54, 0x06 }}\r | |
16 | \r | |
17 | //\r | |
18 | // Protocol interface structure\r | |
19 | //\r | |
20 | typedef struct _EMBEDDED_EXTERNAL_DEVICE EMBEDDED_EXTERNAL_DEVICE;\r | |
21 | \r | |
22 | //\r | |
23 | // Function Prototypes\r | |
24 | //\r | |
25 | typedef\r | |
26 | EFI_STATUS\r | |
27 | (EFIAPI *EMBEDDED_EXTERNAL_DEVICE_READ)(\r | |
28 | IN EMBEDDED_EXTERNAL_DEVICE *This,\r | |
29 | IN UINTN Register,\r | |
30 | IN UINTN Length,\r | |
31 | OUT VOID *Buffer\r | |
32 | )\r | |
33 | \r | |
34 | /*++\r | |
35 | \r | |
36 | Routine Description:\r | |
37 | \r | |
38 | Read a set of contiguous external device registers.\r | |
39 | \r | |
40 | Arguments:\r | |
41 | \r | |
42 | This - pointer to protocol\r | |
43 | Offset - starting register number\r | |
44 | Length - number of bytes to read\r | |
45 | Buffer - destination buffer\r | |
46 | \r | |
47 | Returns:\r | |
48 | \r | |
49 | EFI_SUCCESS - registers read successfully\r | |
50 | \r | |
51 | --*/\r | |
52 | ;\r | |
53 | \r | |
54 | typedef\r | |
55 | EFI_STATUS\r | |
56 | (EFIAPI *EMBEDDED_EXTERNAL_DEVICE_WRITE)(\r | |
57 | IN EMBEDDED_EXTERNAL_DEVICE *This,\r | |
58 | IN UINTN Register,\r | |
59 | IN UINTN Length,\r | |
60 | IN VOID *Buffer\r | |
61 | )\r | |
62 | \r | |
63 | /*++\r | |
64 | \r | |
65 | Routine Description:\r | |
66 | \r | |
67 | Write to a set of contiguous external device registers.\r | |
68 | \r | |
69 | Arguments:\r | |
70 | \r | |
71 | This - pointer to protocol\r | |
72 | Offset - starting register number\r | |
73 | Length - number of bytes to write\r | |
74 | Buffer - source buffer\r | |
75 | \r | |
76 | Returns:\r | |
77 | \r | |
78 | EFI_SUCCESS - registers written successfully\r | |
79 | \r | |
80 | --*/\r | |
81 | ;\r | |
82 | \r | |
83 | struct _EMBEDDED_EXTERNAL_DEVICE {\r | |
84 | EMBEDDED_EXTERNAL_DEVICE_READ Read;\r | |
85 | EMBEDDED_EXTERNAL_DEVICE_WRITE Write;\r | |
86 | };\r | |
87 | \r | |
88 | extern EFI_GUID gEmbeddedExternalDeviceProtocolGuid;\r | |
89 | \r | |
90 | #endif // __EMBEDDED_EXTERNAL_DEVICE_H__\r |